<?php
/***************************************************************
*  Copyright notice
*  (c) 2009, jianyuzhu@gmail.com
*  All rights reserved
*  This script is part of the PPEMI project.
***************************************************************/

//order amount
//products amount + shipping price + invoice price + payment price
function func_shopping_order_amount() {
	
}

//payable
//order amount - coupon price - point price - discount - paid
function func_shopping_order_payable() {
	
}

//invoice amount
//products amount - coupon price - point price - discount - paid
function func_shopping_invoice_amount() {
	
}
//
?>